4 sentences

1. 他们今年取得了可观的利润。

   tā​men jīn​nián qǔ​dé le kě​guān de lì​rùn.

   They made a considerable profit this year.

   Source: Dong Chinese Dictionary

2. 这家超市每天的流水非常可观。

   zhè jiā chāo​shì měi tiān de liú​shuǐ fēi​cháng kě​guān.

   This supermarket's daily turnover is very impressive.

   Source: Dong Chinese Dictionary

3. 这家公司的资产总值非常可观。

   zhè jiā gōng​sī de zī​chǎn zǒng​zhí fēi​cháng kě​guān.

   The total value of this company's assets is very substantial.

   Source: Dong Chinese Dictionary

4. 他收入可观。

   tā shōu​rù kě​guān.

   He has a nice income.

   Source: Tatoeba